Infiniti FX35, FX50 (S51). Manual - part 902

ECM

EC-1149

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)

*1: This may vary depending on internal resistance of the tester.

**2: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to 

PG-3, "How to Handle Battery"

.

*3: Models with ICC

*4: Models with ASCD

123

(B)

—

ECM ground

—

—

—

125

(R)

128

(B)

Fuel pump control module
(FPCM)

Output

[When cranking engine]

0 - 0.5 V

[Engine is running]
• Warm-up condition
• Idle speed

8 - 12 V

127

(LG)

128

(B)

EVAP canister vent control 
valve

Output

[Ignition switch: ON]

BATTERY VOLTAGE
(11 - 14 V)

128

(B)

—

ECM ground

—

—

—

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

–

Signal name

Input/

Output

EC-1150

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

ECM

Wiring Diagram - ENGINE CONTROL SYSTEM -

INFOID:0000000005237649

JCBWA1516GB

ECM

EC-1151

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

JCBWA1517GB

EC-1152

< ECU DIAGNOSIS INFORMATION >

[VK50VE]

ECM

JCBWA1518GB